9z-5-4-4z=-5

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Solution for 9z-5-4-4z=-5 equation:


Simplifying
9z + -5 + -4 + -4z = -5

Reorder the terms:
-5 + -4 + 9z + -4z = -5

Combine like terms: -5 + -4 = -9
-9 + 9z + -4z = -5

Combine like terms: 9z + -4z = 5z
-9 + 5z = -5

Solving
-9 + 5z = -5

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '9' to each side of the equation.
-9 + 9 + 5z = -5 + 9

Combine like terms: -9 + 9 = 0
0 + 5z = -5 + 9
5z = -5 + 9

Combine like terms: -5 + 9 = 4
5z = 4

Divide each side by '5'.
z = 0.8

Simplifying
z = 0.8

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